rbd的常用命令使用。
命令名称 命令
查询存储池下的卷 rbd ls <pool>
查询卷的信息 rbd info <pool>/<image>
创建卷 rbd create <pool>/<image>--size <MB>
卷拷贝 rbd cp <pool1>/<image1><pool2>/<image2>
卷扩容 rbd resize <pool>/<image> --size 20<GB>
卷缩容 rbd resize <pool>/<image> --size 10<GB> --allow-shrink
查询快照 rbd children <snap>
修改卷 rbd resize --size <MB> <image>
删除卷 rbd rm<pool>/<image>
导出卷 rbd export <image> <path>
查看快照 rbd snap ls <pool>/<image>
创建快照 rbd snap create <pool>/<image>@<snap>
快照回滚 rbd snap rollback <pool>/<image>@<snap>
快照保护 rbd snap protect <pool>/<image>@<snap>
取消保护 rbd snap unprotect <pool>/<image>@<snap>
删除快照 rbd snap rm <pool>/<image>@<snap>
查询快照 rbd ls <pool>/<image>
导出快照 rbd export-diff<pool>/<image>@<snap_v1>testimage_v1
导入快照 rbd import-diff testimage_v1<pool>/<image>
导出两个快照的差异 rbd export-diff<pool>/<image>@<snap_v2> --from-snap <snap_v1> testimage_v1_v2
为卷添加锁 rbd lock add <pool>/<image>
查看锁 rbd lock ls <pool>/<image>
删除锁 rbd lock rm <pool>/<image>
检查卷的object-map rbd object-map check <pool>/<image>
重构卷的object-map rbd object-map rebuild <pool>/<image>
创建克隆卷 rbd clone <pool>/<image>@<snap> <pool>/<clone>
克隆卷去除依赖 rbd flatten <pool>/<clone>
显示克隆卷 rbd children <pool>/<image>
禁用特性 rbd feature disable <pool>/<image>
取消禁用特性 rbd feature enable <pool>/<image>
卷准备迁移 rbd migration prepare <pool1>/<image1> <pool2>/<image2>
卷迁移 rbdmigration execute <pool>/<image>
卷迁移提交 rbd migration commit <pool>/<image>
比较两个卷的不同 rbd diff <pool1>/<image1> <pool2>/<image2>
查看卷的状态 rbd status-get-image <pool>/<image>
查看快照 rbd status-get-snapshot <pool>/<image>@<snap>
查看卷的容量 rbd status-get-usage <pool>/<image>
查看rbd版本 rbd status-get-version <pool>
查看所有卷的信息 rbd status-list-images <pool>
查看所有快照的状态 rbd status-list-snapshots <pool>
查看所有卷的已用容量 rbd status-list-usages <pool>
显示垃圾箱的卷 rbd trash ls <pool>
将卷移动到垃圾箱 rbd trash mv <pool>/<image>
删除过期的卷 rbd trash purge <pool>
删除垃圾箱指定的卷 rbd trash rm <pool>/<image>
从垃圾箱中恢复卷 rbd trash restore <pool>/<image>
写入数据 rbd bench --io-type write --io-total 10TB --io-threads 2 --io-pattern rand <pool>/<image>
查看QoS rbd qos get <pool>/<image>
设置QoS rbd qos set <pool>/<image> "500" "500" "-1" "-1"
查看卷的watcher信息 rados listwatchers -p pool1 rbd_header.2cc1b06b8b4567
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